Godox CT-16 Wireless Radio Flash Trigger Kit - Reliable Multi-Flash

In this review the Godox CT-16 Wireless Radio Flash Trigger Receiver Kit is assessed for photographers who need a low-cost, multi-flash triggering solution for DSLR speedlights and studio strobes. The kit includes one transmitter and three receivers, and the single biggest reason to buy is its straightforward, reliable 16-channel 433MHz triggering that lets an independent shooter control multiple flash heads with minimal setup. For hobbyists and small studios the CT-16 promises practical range and simple compatibility with Canon, Nikon and Pentax flashes.

Key Features

• 16 selectable channels: allows users to avoid interference in crowded shooting environments by switching channels quickly on both transmitter and receivers.
• 433MHz wireless link: provides stable triggering across the quoted outdoor range so flashes fire reliably at distances up to around 30m in open areas.
• Transmitter hot shoe and PC sync support: the transmitter mounts to a camera hot shoe or connects via the included PC sync cable for older cameras without a hot shoe.
• Receiver compatibility: each receiver accepts a speedlight or can be used with studio strobes via a sync cord, making the kit flexible for mixed lighting setups.
• Compact, battery-powered units: the lightweight transmitter and receivers are easy to position and carry, with common AAA and 12V battery types for quick swaps in the field.
• Fast sync speed: supports high-speed sync needs up to the stated max sync speed so you can control exposure at faster shutter speeds when required.

Who It's For

The CT-16 is well suited to hobbyists, event photographers and small studios who want a simple, affordable multi-flash trigger that works with a wide range of speedlights from Canon, Nikon, Pentax and some Olympus models. It is especially helpful for photographers who need to separate flash units from the camera body and prefer a wireless hot shoe solution with a handful of receivers included.

Photographers who need advanced TTL, high-end brand-specific wireless integration, or extremely long-range pro setups should look elsewhere, since the CT-16 focuses on manual triggering and broad compatibility rather than advanced TTL metering or proprietary radio systems.

Pros & Cons

Pros

• Simple setup: transmitter slides into a camera hot shoe or uses the included PC sync cable for older cameras.
• Multiple receivers: the three included receivers allow multi-flash control out of the box for small studios or event shoots.
• Good interference control: 16 channels reduce cross-talk when shooting near other photographers.
• Broad device compatibility: works with many common speedlights and can trigger studio strobes when paired with a sync cable.

Cons

• Requires manual operation: no TTL or automatic exposure control, so flash power must be adjusted on the light or manually on the unit.
• Batteries not included: transmitter and receivers require common batteries that must be provided separately.

Specifications

Model	CT-16
Channels	16 channels
Frequency	433MHz
Transmitter power	12V 23A lithium battery (not included)
Receiver power	2 x 1.5V AAA batteries (not included)
Range (outdoor)	Max 30m / 90ft (open area)
Max sync speed	Up to 1/250 sec

Our Verdict

The Godox CT-16 kit is a practical, budget-friendly option for photographers who need reliable manual triggering of multiple flashes without proprietary TTL. It offers clear benefits in portability, channel selection and cross-device compatibility, making it a good value for hobbyists and small studios who can live without advanced automatic flash control.

Frequently Asked Questions

Can this trigger work with older cameras that lack a hot shoe?
The transmitter can connect to older cameras via the included PC sync cord so it will trigger compatible cameras without a hot shoe.

Can the receivers trigger studio strobes?
Yes, receivers can be connected to studio strobes using a 3.5mm or 6.35mm jack plug PC sync cord (not included) to fire AC slave strobes.

What batteries are needed?
The transmitter uses a 12V 23A battery (not included) and each receiver uses 2 x 1.5V AAA batteries (not included).